
A negatively charged rod is moved near conducting sphere as shown. What will be the movements of the electrons and protons in the conducting sphere?
Electrons
Protons
move to left
move to right
move to right
move to left
does not move
move to left
move to right
does not move



Important Questions on Some Natural Phenomena
A student has to name the diagrammatic representation of how an earthquake occurs. What is the correct sequence starting from the (i)?
Epicentre | Focus | Seismic waves | |
Focus | Epicentre | Seismic waves | |
Seismic waves | Focus | Epicentre | |
Epicentre | Seismic waves | Focus |


Consider the following statements and select the correct option which correctly identifies true (T) and false (F).
(i) A charged object may attract something that is neutral.
(ii) An atom that gains electrons becomes positively charged.
(iii) Charges are only transferred from one body.

Two electroscopes one positively charged and the other negatively charged are connected with a copper wire as shown in figure. Which of the following will happen?


Statement : It is easier to generate static electricity on cold, dry winter days than on warm, humid days.
Statement : Moisture present in the air carries away charges from the charged surface.


Which of the following diagrams and shows charging process by conduction and induction? (Assume stands are insulating.)
Induction | Conduction | |
Conduction | Induction | |
Induction | Induction | |
Conduction | Conduction |
